.side-frame {
    box-shadow: 0 2px 4px rgba(0, 0, 0, .12), 0 0 6px rgba(0, 0, 0, .04)
}
.side-frame,
.side-content .el-submenu__title,
.side-content /deep/ .el-submenu {
    color: inherit;
    background: white;
}
.side-content .el-menu-item i,
.side-content .el-submenu__title i {
    color: #909399;
}
.side-content .el-menu-item:hover i,
.side-content .el-submenu__title:hover i {
    color: #409EFF;
}
.side-frame .el-submenu.is-active .el-submenu__title {
    border-bottom: 1px solid #ecf5ff;
}
.side-content /deep/ .el-menu-item {
    color: black;
    background-color: white;
}
.side-content .el-menu-item:hover,
.side-content .el-submenu__title:hover,
.side-content .el-menu-item.is-active,
.side-content .el-menu-item.is-active i {
    color: #409EFF;
    background-color: #ecf5ff;
}